No matter how much expertise and knowledge we gain, when it comes to sex, we're always interested in hearing the next new thing. The trouble is that curiosity often leads us to learning - and subsequently sharing - misinformation.

With sex, you never know what you'll get until it's too late - right? Wrong! You can find out if your lust object will be stellar - or insufferable - in the sack before you even say hello, if you know what to look for.